fix: auto-save voice wake words across apps

apps/macos/Sources/Clawdbot/Constants.swift

@@ -12,6 +12,8 @@ let voiceWakeTriggerChimeKey = "clawdbot.voiceWakeTriggerChime"
 let voiceWakeSendChimeKey = "clawdbot.voiceWakeSendChime"
 let showDockIconKey = "clawdbot.showDockIcon"
 let defaultVoiceWakeTriggers = ["clawd", "claude"]
+let voiceWakeMaxWords = 32
+let voiceWakeMaxWordLength = 64
 let voiceWakeMicKey = "clawdbot.voiceWakeMicID"
 let voiceWakeMicNameKey = "clawdbot.voiceWakeMicName"
 let voiceWakeLocaleKey = "clawdbot.voiceWakeLocaleID"

apps/macos/Sources/Clawdbot/VoiceWakeHelpers.swift

@@ -4,6 +4,8 @@ func sanitizeVoiceWakeTriggers(_ words: [String]) -> [String] {
     let cleaned = words
         .map { $0.trimmingCharacters(in: .whitespacesAndNewlines) }
         .filter { !$0.isEmpty }
+        .prefix(voiceWakeMaxWords)
+        .map { String($0.prefix(voiceWakeMaxWordLength)) }
     return cleaned.isEmpty ? defaultVoiceWakeTriggers : cleaned
 }
 

apps/macos/Tests/ClawdbotIPCTests/VoiceWakeHelpersTests.swift

@@ -12,6 +12,18 @@ struct VoiceWakeHelpersTests {
         #expect(cleaned == defaultVoiceWakeTriggers)
     }
 
+    @Test func sanitizeTriggersLimitsWordLength() {
+        let long = String(repeating: "x", count: voiceWakeMaxWordLength + 5)
+        let cleaned = sanitizeVoiceWakeTriggers(["ok", long])
+        #expect(cleaned[1].count == voiceWakeMaxWordLength)
+    }
+
+    @Test func sanitizeTriggersLimitsWordCount() {
+        let words = (1...voiceWakeMaxWords + 3).map { "w\($0)" }
+        let cleaned = sanitizeVoiceWakeTriggers(words)
+        #expect(cleaned.count == voiceWakeMaxWords)
+    }
+
     @Test func normalizeLocaleStripsCollation() {
         #expect(normalizeLocaleIdentifier("en_US@collation=phonebook") == "en_US")
     }